Hailey is Baldwin's youngest daughter with wife Kennya Baldwin. The couple wed in 1990 and the two are also parents of a 20-year-old daughter named Alaia. Stephen is the younger brother of actors Alec Baldwin, Daniel Baldwin and William Baldwin.

Hailey Tweeted about attending the event and seemed to enjoy the movie, which stars Will Smith and his 14-year-old son Jaden as a father and son duo who get stranded on a post-apocalyptic Earth.

"After Earth is an amazing movie and if you don't go see it there's something wrong with you," She wrote. "@officialjaden kills it!"

She wrote in another Tweet on May 30, "I hate wearing a lot of makeup. Last night was too much I couldn't wait to take it off."

Hailey is also the first cousin of Alec Baldwin's 17-year-old daughter Ireland Baldwin, who is starting her career as a model.

Hailey is also friendly with "Keeping Up With The Kardashians" star Kylie Jenner and the two have appeared in photos together posted on Jenner's website and the two talked about "After Earth" in one of Jenner's Keek videos posted on Wednesday.

Check out Stephen and Hailey Baldwin, as well as other celebs, on the red carpet at the "After Earth" premiere.